Bio Exam 2: Part Three

Front 1

Chromosomes duplicate and cell parts are made during which phase?

Back 1

Interphase

Front 2

Duplicated chromosomes are evenly distributed into two daughter nuclei during which phase?

Back 2

Mitotic phase

Front 3

When the cell divides into two, it is known as

Back 3

Cytokinesis

Front 4

Interphase, Prophase, _________, Metaphase, anaphase and Telophase/________

Back 4

Prometaphase

Cytokinesis

Front 5

What determines whether a cell will go through the complete cycle and divide?

Back 5

Checkpoints

Front 6

Cancer cells divide excessively to form masses called ______

Back 6

tumors

Front 7

_________ and __________ are effective as cancer treatments because they interfere with cell division.

Back 7

Radiation and chemotherapy

Front 8

Watson and Crick made the

Back 8

DNA helix

Front 9

DNA and RNA are polymeres of

Back 9

Nucleotides

Front 10

DNA is composed of these three things

Back 10

A Protein, A phosphate group and a nitrogenous base

Front 11

DNA has what four letters?

Back 11

ATCG

Front 12

RNA has what four letters?

Back 12

AUGC

Front 13

DNA or RNA is also a nucleic acid?

Back 13

RNA

Front 14

What holds the bonds together the strands in the double helix?

Back 14

Hydrogen bases

Front 15

During DNA, there are two identical daughter molecules? true or false

Back 15

Ture

Front 16

An organisms genotype is provided by

Back 16

DNA

Front 17

The particular sequence in DNA is called

Back 17

genes

Front 18

DNA becomes __________ in a process called______ . Then it becomes ___________ in a process called __________.

Back 18

RNA... transcription

Polypeptide--- translation

Front 19

During translation, polypeptides are made using

Back 19

Codons

Front 20

Translation occurs in the

Back 20

Cytoplasm

Front 21

Transcription occurs in the

Back 21

Cytoplasma

Front 22

During translation, a ribosomes attach to the _______ and are translated by the aid of ________

Back 22

mRNA

tRNA

Front 23

Each tRNA molecule is folded bearing a base triplet called an

Back 23

Anticodon

Front 24

What holds the tRNA and mRNA close together during translation?

Back 24

Subunits of ribsomes

Front 25

the ___________ is the rosetta stone of life

Back 25

Genetic code

Front 26

mRNA and the SUBUNITS are assebed during

Back 26

initiation

Front 27

When amino acids are added to the polypeptide chain, it i known as

Back 27

elongation

Front 28

What stops translation?

Back 28

Stop condons

Front 29

What is it called when the meaning of genes are changed?

Back 29

mutations

Front 30

the third of a triplet of DNA can change or be different. this is known as

Back 30

The wobble effect

Front 31

Protein in your red blood cells that allow them to be flexible and move are called...

Back 31

Spectrin

Front 32

Low levels of blood cells can be attributed to

Back 32

Sickle cell

Front 33

What mutation causes the substitution of bases?

Back 33

Point Mutation

Front 34

What mutation causes the addition or subtraction of bases?

Back 34

Frame Shift Mutation